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T32.4

Non-billable

Corrosions involving 40-49% of body surface

T32.4 is the ICD-10-CM code for Corrosions involving 40-49% of body surface. It is a non-billable category code — use a more specific child code such as T32.40 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T32
Subcodes
5
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code T32.4?
T32.4 is the ICD-10-CM code for "Corrosions involving 40-49% of body surface". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T32.4 a billable code?
No — T32.4 is a non-billable header code. Use a more specific child code (such as T32.40) for billing.
What are the subcodes of T32.4?
T32.4 has 5 more specific child codes, including T32.40, T32.41, T32.42.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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